Haytalras 2116 Chevy SBC Vortec Dual Plane Square/Spread Bore Intake Manifold 1996-2002 305 350

2116 Vortec Dual Plane Intake for Chevy 305 / 350 (1996–2002)

A dual-plane intake manifold for small-block Chevy engines with 1996-and-later cast-iron Vortec heads or E-Tec aluminum heads. A popular choice for truck carb conversions, engine swaps and street rods, making power from idle to 5,500 RPM.

• Dual-plane design, 4.57 in. height
• Carburetor flange takes a square-bore (4150-style) or spread-bore 4-barrel
• Operating range: idle–5,500 RPM
• Provision for the external water bypass required on 1996+ Vortec blocks
• Accepts late-model water neck, alternator, HEI and air conditioning brackets

Engine Fitment

• 1996–2002 Vortec 305 (5.0L)
• 1996–2002 Vortec 350 (5.7L)

Common vehicles: 1996–1999 C/K 1500, Tahoe, Suburban and Express vans. See our C1500 / K1500 page. Full specifications are in the Specifications tab.

What's Included

• 1 × intake manifold
• The needed bolts and plugs

Why Haytalras

• Built in our own factory. We cast and CNC-machine our intake manifolds in-house. The same factory has produced intake manifolds for Holley, TSP and Professional Products.
• Checked before it ships. Every manifold goes through air-tightness, dimensional and visual inspection.
• Ships from the US. Free shipping from our California and Georgia warehouses, out the door within 24 hours, usually delivered in 3–7 days.
• Backed by us. 30-day free returns and a 1-year warranty on casting defects.

Frequently Asked Questions

How do I install it?

Torque specs (12–15 lb-ft), the water bypass setup and the full carb conversion checklist are in our Vortec Intake Manifold Guide.

Not sure it fits?

Email haytalras@gmail.com with your vehicle, engine and cylinder head casting number and we'll confirm before you order.